Mug



FIG. 1 is a perspective view.

FIG. 2 is a right side view. The left side view is a mirror image thereof.

FIG. 3 is a front view.

FIG. 4 is a rear view.

FIG. 5 is a top view; and,

FIG. 6 is a bottom view. 

The ornamental design for a mug, as shown and described. 